

MCQOPTIONS
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1. |
Time taken in breathing _______ |
A. | inspiration 2 sec and expiration 3 sec |
B. | inspiration 3 sec and expiration 3 sec |
C. | inspiration 2 sec and expiration 2 sec |
D. | inspiration 3 sec and expiration 2 sec |
Answer» B. inspiration 3 sec and expiration 3 sec | |